Computer Hardware and Software - General Questions Online Exam Quiz

Computer Hardware and Software - General Questions GK Quiz. Question and Answers related to Computer Hardware and Software - General Questions. MCQ (Multiple Choice Questions with answers about Computer Hardware and Software - General Questions

When referring to instruction words, a mnemonic is:

Options

A : a short abbreviation for the operand address

B : a short abbreviation for the operation to be performed

C : a short abbreviation for the data word stored at the operand address

D : shorthand for machine language

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What is the difference between mnemonic codes and machine codes?

Options

A : There is no difference.

B : Machine codes are in binary, mnemonic codes are in shorthand English.

C : Machine codes are in shorthand English, mnemonic codes are in binary.

D : Machine codes are in shorthand English, mnemonic codes are a high-level language.

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Which bus is bidirectional?

Options

A : data bus

B : control bus

C : address bus

D : multiplexed bus

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The software used to drive microprocessor-based systems is called:

Options

A : assembly language programs

B : firmware

C : BASIC interpreter instructions

D : flowchart instructions

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A microprocessor unit, a memory unit, and an input/output unit form a:

Options

A : CPU

B : compiler

C : microcomputer

D : ALU

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How many buses are connected as part of the 8085 microprocessor?

Options

A : 2

B : 3

C : 5

D : 8

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Which of the following is not a computer bus?

Options

A : data bus

B : timer bus

C : control bus

D : address bus

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The technique of assigning a memory address to each I/O device in the SAM system is called:

Options

A : wired I/O

B : I/O mapping

C : dedicated I/O

D : memory-mapped I/O

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How many bits are used in the data bus?

Options

A : 7

B : 8

C : 9

D : 16

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A port can be:

Options

A : strictly for input

B : strictly for output

C : bidirectional

D : all the above

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